Overview
21,213
Total Population
38.9
Median age
49.63%
Female population %
101.5:100
Gender ratio (M:F)
30-34 years
Largest age group
55.8
Total dependency ratio
White
Largest racial group
1,497
Hispanic population
Sources: U.S. Census Bureau, American Community Survey (ACS) 2021
TABLE OF CONTENTS
Age
Westborough town's population is old compared to the rest of the country:
- The median age in Westborough town is 38.9, compared to 38.8 nationwide, according to the American Community Survey 2017 - 2021 5 Year estimates.
- Westborough town's population under 18 was 25.97%, compared to the 22.51% nationwide.
- Westborough town's elderly or the senior population (over 65 age) was 14.67% as compared to 16.04% nationwide.
- Of the total population in Westborough town, 21.13% were under the age of 15, 14.78% aged 15 to 29, 49.42% aged 30 to 64, 12.20% aged 65 to 84, and 2.47% were 85 years of age and older.

Read more about Westborough, Massachusetts population by age ➔
Gender
There are 157 less females than males in Westborough town:
- The female percentage in the USA is 50.50% while the male percentage is 49.50%, compared to 49.63% females and 50.37% males in Westborough, Massachusetts.
- The Westborough, Massachusetts gender ratio is 101.5:100 i.e. 101.5 men to 100 women (1.015).
- For male population, the largest age group is 40-44 years with a population of 881.
- For the female population, the largest age group is 30-34 years with a population of 941.

Read more about Westborough, Massachusetts population by gender ➔
Race / Ethnicity
Westborough town's population has become increasingly diverse:
- Racial distribution of Westborough town population: 63.17% are White, 3.52% are Black or African American, 0.49% are American Indian and Alaska Native, 25.50% are Asian, 3.18% are some other race and 4.14% are multiracial.
- Westborough town's racial breakdown clearly shows that there is an absolute majority of White population in the town.
- By ethnicity, 1,497 is Hispanic or Latino (of any race), and 19,716 (92.94% of the total population) is Non-Hispanic.
- The largest racial group in Westborough town is White with a population of 13,4 (63.17% of the total population).

Read more about Westborough, Massachusetts population by race ➔
Year by year
Westborough town's population has already reached its peak and is showing a trend of decline:
- The peak population was 21,534 in the year 2020
- From 2000 to 2010, Westborough town's population increased by 266 (1.48%), as compared to the national growth of 9.63%.
- From 2010 to 2020, Westborough town's population increased by 3,249 (17.77%), according to Census Bureau's Population Estimates Program. For the same period, the rate of growth for the United States was 7.17%.
- Between the year 2000 and 2022, Westborough town's population was lowest in year 2000 at 18,019.

Read more about Westborough, Massachusetts population by year ➔
References
- U.S. Census Bureau American Community Survey (ACS) 2017-2021 5-Year Estimates
- U.S. Census Bureau Population Estimates Population Estimates Program (PEP)